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Nature
Why The Quarter Horse is Built For Speed
The American Quarter Horse was first celebrated for quick bursts of speed, up to 55 mph. It is consistently the fastest horse in the world in the quarter-mile.
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53:59
The story of legendary tigers of India told by a man who’s devoted his life to keeping them alive.
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At Reteti Sanctuary, caretakers prepares to release their oldest orphans into the wild.
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In northern Kenya, a remarkable conservation experiment is unfolding at Reteti Sanctuary.
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51:54
Animal parents must balance risk and reward to raise their young in grasslands.
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53:24
Follow the complex lives of giant elephant bulls in Amboseli and Mount Kilimanjaro.
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53:38
Follow a female mountain lion in the Montana mountains over the course of a decade.